.index_swiper{
    >swiper{
        width:750rpx;
        height:340rpx;
        image{
            width:100%;
        }
    }
}
.index_cate{
    display:flex;
    flex-flow:row nowrap;
    justify-content:space-between;
    align-items:center;
    navigator{
        // width:25%;
        flex:1;
        padding:20rpx;
        image{
            width:100%;
        }
    }
}
.index_floor{
    .floor_group{
        .floor_title{
            padding:10rpx 0;
            image{
                width:100%;
            }
        }
        .floor_content{
            overflow:hidden;
            padding:6rpx;
            navigator{
                float:left;
                width:33.33%;
                image{
                    width:100%;
                    height:100%;
                }
                // 后几个子元素
                &:nth-last-child(-n+4){
                    // height:27.72vw;
                    height:33.33vw * (386 / 232 / 2) ;
                    border-left: 10rpx solid #fff;
                    border-bottom: 6rpx solid #fff;
                }
            }
        }
    }
}